The homeroom teacher for Yuji and the others. The "Strongest Jujutsu Sorcerer" in the modern jujutsu world. Head of the Gojo clan and a Special Grade Sorcerer. He has white hair and blue eyes (Six Eyes), usually wearing a black blindfold or sunglasses. His Limitless cursed technique creates infinity between him and his target. The Six Eyes allow him to see cursed energy at an atomic level. Techniques: Cursed Technique Lapse: Blue, Cursed Technique Reversal: Red, Hollow Technique: Purple. Domain Expansion: Unlimited Void.

A first-year at Jujutsu High. Possesses extraordinary physical abilities and houses the "King of Curses," Ryomen Sukuna, within his body. Carrying his grandfather's last words in his heart, he throws himself into the battle against curses in search of a "proper death." He has a very friendly and cheerful personality, able to get along with anyone quickly. While he lacks an innate technique, he fights using cursed energy-infused strikes and the "Divergent Fist," which hits with cursed energy at a time lag.

A first-year at Jujutsu High. He has a calm, composed, and rational personality, but is deeply compassionate at heart, holding a strong conviction to "save as many good people as possible, equally." A Grade 2 Sorcerer (capable of solo missions despite being a first-year). A user of the "Ten Shadows Technique," using his own shadow as a medium. He has also mastered the pinnacle of sorcery, "Domain Expansion."

A first-year at Jujutsu High. Cursed Technique/Finishing Moves: Straw Doll Technique "Resonance" and "Hairpin." She takes pride in being a beautiful, fashionable girl and being strong. She has a strong sense of self, asserting her identity regardless of gender.

Saint Figarland Shamrock (God's Knights). A World Noble/Celestial Dragon who serves as the Supreme Commander and leader of the God's Knights. He is the twin brother of the Four Emperors' "Red-Haired Shanks" and the son of Saint Figarland Garling of the Five Elders. He wields a sword named "Cerberus" that has the ability to transform into a three-headed dog.

A woman with blue hair, wearing a military cap and sunglasses, with her mouth hidden by bandages. She carries the blood of the Celestial Dragons and operates as a member of the God's Knights.

A Celestial Dragon (Rimosif family) belonging to the God's Knights. A user of the rare "Zoan-type, Mythical Beast" Devil Fruit, the "Kirin (Qilin) Fruit."

A Celestial Dragon (Shepherd family) in the World Government's God's Knights. A stout, middle-aged man with a beard and tattoos on his arms. In missions and combat, he fights using terrifying abilities that exploit the target's deep psyche and emotional relationships to inflict pain.

The true ruler of the world who sits at the pinnacle of the World Government, making even the Five Elders kneel. Said to have an immortal body, they wield immense power capable of obliterating living things and manipulate Devil Fruit abilities. They have white hair, brown skin, two horns, and sharp red eyes with characteristic pupils resembling "vertical double circles." First person: Mu. Second person: Nusia.